llvm/test/MC/ELF/reloc-directive.s

   1 ## Target specific relocation support is tested in MC/$target/*reloc-directive*.s
   2 # RUN: llvm-mc -triple=x86_64 %s | FileCheck %s --check-prefix=ASM
   3 # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t
   4 # RUN: llvm-readobj -r %t | FileCheck %s
   5
   6 # ASM:      .Ltmp0:
   7 # ASM-NEXT:  .reloc (.Ltmp0+3)-2, R_X86_64_NONE, foo
   8 # ASM-NEXT: .Ltmp1:
   9 # ASM-NEXT:  .reloc .Ltmp1-1, R_X86_64_NONE, foo
  10 # ASM-NEXT: .Ltmp2:
  11 # ASM-NEXT:  .reloc 2+.Ltmp2, R_X86_64_NONE, foo
  12 # ASM-NEXT:  .reloc (1+foo)+3, R_X86_64_NONE, data+1
  13 # ASM-NEXT: .Ltmp3:
  14 # ASM-NEXT:  .reloc .Ltmp3, BFD_RELOC_NONE, unused
  15
  16 # CHECK:      0x2 R_X86_64_NONE foo 0x0
  17 # CHECK-NEXT: 0x0 R_X86_64_NONE foo 0x0
  18 # CHECK-NEXT: 0x3 R_X86_64_NONE foo 0x0
  19 # CHECK-NEXT: 0x4 R_X86_64_NONE data 0x1
  20 # CHECK-NEXT: 0x1 R_X86_64_NONE unused 0x0
  21
  22 .text
  23 .globl foo
  24 foo:
  25   ret
  26   .reloc .+3-2, R_X86_64_NONE, foo
  27   .reloc .-1, R_X86_64_NONE, foo
  28   .reloc 2+., R_X86_64_NONE, foo
  29   .reloc 1+foo+3, R_X86_64_NONE, data+1
  30   .reloc ., BFD_RELOC_NONE, unused
  31
  32 .data
  33 .globl data
  34 data:
  35   .long 0
  36
  37 # RUN: not llvm-mc -filetype=obj -triple=x86_64 --defsym=ERR=1 %s 2>&1 | FileCheck %s --check-prefix=ERR
  38
  39 .ifdef ERR
  40 .text
  41 .globl a, b
  42 a: ret
  43 b: ret
  44 x: ret
  45 y: ret
  46
  47 # ERR: {{.*}}.s:[[#@LINE+1]]:10: error: expected comma
  48 .reloc 0 R_X86_64_NONE, a
  49
  50 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: .reloc offset is negative
  51 .reloc -1, R_X86_64_NONE, a
  52 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: .reloc offset is not relocatable
  53 .reloc 2*., R_X86_64_NONE, a
  54 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: .reloc offset is not relocatable
  55 .reloc a+a, R_X86_64_NONE, a
  56 ## GNU as accepts a-a but rejects b-a.
  57 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: .reloc offset is not representable
  58 .reloc a-a, R_X86_64_NONE, a
  59 ## TODO GNU as accepts x-x and y-x.
  60 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: .reloc offset is not representable
  61 .reloc x-x, R_X86_64_NONE, a
  62
  63 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: directional label undefined
  64 .reloc 1f, R_X86_64_NONE, a
  65 .endif